Crit Care Med 2020 Oct;48(10):1462-1470
1Department of Pulmonary, Allergy and Critical Care Medicine, Hallym University Sacred Heart Hospital, Anyang, Republic of Korea. 2Department of Critical Care Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea. 3Department of Pulmonary and Critical Care Medicine, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea. 4Division of Respiratory and Critical Care Medicine, Department of Internal Medicine, Yeungnam University Medical Center, Daegu, Republic of Korea. 5Department of Internal Medicine, Jeju National University Hospital, Jeju National University School of Medicine, Jeju, Republic of Korea. 6Department of Internal Medicine, Kangwon National University Hospital, Chuncheon, Republic of Korea. 7Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Inje University Sanggye Paik Hospital, Seoul, Republic of Korea. 8Division of Pulmonary, Allergy and Critical Care Medicine, Department of Internal Medicine, Kyung Hee University Hospital, Seoul, Republic of Korea. 9Department of Internal Medicine, Ulsan University Hospital, University of Ulsan College of Medicine, Ulsan, Republic of Korea. 10Department of Medicine, Keimyung University Dongsan Medical Center, Daegu, Republic of Korea. 11Department of Internal Medicine, Daegu Catholic University Hospital, Daegu Catholic University College of Medicine, Daegu, Republic of Korea. 12Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Ewha Women's University Seoul Hospital, Seoul, Republic of Korea. 13Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, Chungbuk National University College of Medicine and Chungbuk National University Hospital, Cheongju, Republic of Korea. 14Department of Internal Medicine, Research Center for Pulmonary Disorders, Chonbuk National University Medical School, Jeonju, Republic of Korea. 15Inje University Ilsan Paik Hospital, Goyang, Republic of Korea. 16Division of Pulmonary and Critical Care Medicine, Department of Medicine, Seoul St. Mary's Hospital, Catholic University of Korea, Seoul, Republic of Korea. 17Department of Anesthesiology, Chonnam National University Hospital, Gwangju, Republic of Korea. 18Department of Internal Medicine, Gangnam Severance Hospital, College of Medicine, Yonsei University, Seoul, Republic of Korea. 19Division of Pulmonology, Department of Internal Medicine, Korea University Ansan Hospital, Ansan, Republic of Korea.